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  • Chapter 17: Aeromedical Factors › Hydraulic Fluid › Alcohol

    bloodstream absorbs about 80 to 90 percent of the alcohol in a drink within 30 minutes when ingested on an empty stomach. The body requires about 3 hours to rid itself of all the alcohol contained in one mixed drink ... beer. While experiencing a hangover, a pilot is still under the influence of alcohol. Although a pilot may think he or she is functioning normally, motor and mental response impairment is still present. Considerable amounts of alcohol can remain…

  • Chapter 9: Physiological Factors (Including Drugs and Alcohol) Affecting Pilot Performance › Alcohol

    Figure 9-1. Impairment scale with alcohol use. Intoxication is determined by the amount of alcohol in the bloodstream. This is usually measured as a percentage by weight in the blood. 14 CFR part 91 requires that blood alcohol level ... less than .04 percent and that 8 hours pass between drinking alcohol and piloting an aircraft. A pilot with a blood alcohol level of .04 percent or greater after 8 hours cannot fly until the blood alcohol falls below that…

  • Chapter 9: Physiological Factors (Including Drugs and Alcohol) Affecting Pilot Performance › Hyperventilation

    consumed any alcoholic beverage within the preceding 8 hours Is under the influence of alcohol Has a blood alcohol concentration of .04 percent or greater Is using a drug that affects the person’s mental or physical capabilities. There ... factors that a pilot should be aware of include the following: Hyperventilation stress fatigue dehydration heatstroke the effects of alcohol and drugs Hyperventilation Hyperventilation is the excessive rate and depth of respiration leading to abnormal loss of carbon dioxide from…

  • Chapter 9: Physiological Factors (Including Drugs and Alcohol) Affecting Pilot Performance › Introduction

    calculating density altitude and aircraft performance, but it is a contributing factor. Chapter 9: Physiological Factors (Including Drugs and Alcohol) Affecting Pilot Performance Introduction 14 CFR part 107 does not allow operation of small UA if the remote ... remote PIC’s responsibility to ensure all crewmembers are not participating in the operation while impaired. While drug and alcohol use are known to impair judgment, certain over-the-counter (OTC) medications and medical conditions could also affect the ability…

  • Chapter 8. Medical Facts for Pilots › Section 1. Fitness for Flight › 8-1-1. Fitness For Flight

    crewmember while taking any medication, unless approved to do so by the FAA. d. Alcohol. 1. Extensive research has provided a number of facts about the hazards of alcohol consumption and flying. As little as one ounce of liquor ... bottle of beer or four ounces of wine can impair flying skills, with the alcohol consumed in these drinks being detectable in the breath and blood for at least 3 hours. Even after the body completely destroys a moderate amount…